/********************************
 * Robinson Matrix Algorithm
 *
 * Copyright (C) 2009 CNRS
 * Author : Florent AVELLANEDA, Eugen CEPOI
 * 
 *
 * All rights reserved.
 *
 *   This file is part of Robinson Matrix Algorithm.
 *
 *   Robinson Matrix Algorithm is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   Robinson Matrix Algorithm is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with Robinson Matrix Algorithm.  If not, see <http://www.gnu.org/licenses/>.
 *
 ***********************************************************************************/
#include "Var.h"

#include <iostream>
#include <sstream> 
#include <set>


namespace SAT
{
    unsigned int Var::_nb = 0;

    Var::Var( std::string name )
        : _sName(name), _bValue(0)
    {
        if ( name.compare("") == 0 )
        {
            std::ostringstream oss;
            oss << _nb++;
            _sName = oss.str();
        }
    }

    Var::~Var ()
    {

    }

    std::ostream& operator << (std::ostream& os, const Var& v)
    {
        os << v.getName();
        return os;
    }
}



